Comparative evidence

ḱes

• Lat. castrō -āre ‘emasculate’, ‘castrate’, ‘thin out’, ‘shorten’, ‘reduce’(OLD: 283)

• Lat. castrum -ī, n. ‘a fortified post or settlement’ (OLD: 283)

• Lat. careō -ēre ‘not to have’, ‘lack’, ‘to be separated from’, ‘be denied’, ‘be free from’, ‘be deprived of’ (OLD: 277)

• Lat. castus -a, -um ‘free from’, ‘untouched by’, ‘moral’, ‘unstained’, ‘chaste’, ‘virgin’, ‘pure’ (OLD: 283)

References

OLD = Glare, P. G. W. 1968. Oxford Latin Dictionary. Oxford: Clarendon Press.